Polymorphic Ventricular Tachycardia – Meaning, Types, Causes, Symptoms, Prevention & Treatment

Heart disease is a very common condition that affects both men and women. But there are so many types of these heart diseases that it affects the treatments. We must identify the disease we are facing and then get treatment accordingly.

Today we will discuss a very dangerous heart condition called Polymorphic VT. This article will discuss Polymorphic Ventricular Tachycardia Symptoms, causes, and treatments.

Polymorphic Ventricular Tachycardia

Polymorphic Ventricular Tachycardia

PVT is a type of Ventricular Tachycardia but far more dangerous than any other type. In this condition, the patient has a constantly changing QRS pattern.

There could be two possibilities for PVC patients. If the fast heartbeat caused by PVC remains for more than a few seconds, it will cause syncope. This means the patient will faint or pass out.

The other case is more dangerous. If the PVC is not treated on time, it will get worse and develop into Ventricular Fibrillation. This will cause sudden death for the patient because of cardiac arrest.

Catecholaminergic Polymorphic Ventricular Tachycardia

This type of Polymorphic Ventricular Tachycardia is far more dangerous than any other heart condition. This happens because of some physical activity or mental stress, which causes regulation in the heartbeat.

Diagnosing and treating Catecholaminergic Polymorphic VT on time is important or will cause the patient’s cardiac death.

Difference between Monomorphic & Polymorphic Ventricular Tachycardia

Two terms that are constantly confused are monomorphic and polymorphic VT. These two are equally dangerous heart diseases but have very slight differences. The Monomorphic Ventricular Tachycardia has a constant QRS complex.

However, Polymorphic Ventricular Tachycardia has a constantly changing QRS complex. Both the condition are life-threatening and require immediate medical attention.

What are the Causes of PVC?

It is very important to identify the Polymorphic VT Causes. If you don’t know the cause of the disease and remove it from your lifestyle, the treatment will not benefit you. 

Even though PVT is mostly a heredity disease, we should know what triggers this condition to avoid it. The causes of PVT are listed below.

  • One cause of PVT is a lack of blood supply in the heart, which affects the electrical signal in the heart.
  • If you already have a heart condition and you are not treating it. Over time it can get worse and cause PVT.
  • Previous heart diseases and surgeries can cause this condition in the future.
  • The inflammation or infection in the heart causes PVT.
  • Side effects of different medications can cause various heart diseases, including PVT.

Polymorphic Ventricular Tachycardia Symptoms

The symptoms of Polymorphic Ventricular Tachycardia are very normal at the initial stages. Most patients only feel fast heartbeats and ignore it, thinking it is because of activity. Some other symptoms patients feel during the PVT are discussed below.

  • The main symptom of PVT is the fast heart rate. Usually, the heart rate of a CPVT Heart patient is between 140 to 180 beats per minute.
  • Heart palpitation is also a major symptom of PVT. This is the feeling of a pounding and racing heart.
  • Patients complain about pain in their chest during PVT.
  • You might feel dizziness and lightheadedness most of the time.
  • In case of any physical activity, you might faint or pass out.
  • There will be difficulty in breathing and shortness of breath for PVT patients.

Diagnosing the PVC

The symptoms of many heart diseases, especially arrhythmia types, are very similar. That’s why patients need proper medical tests to diagnose the exact disease they are facing. 

A few techniques are used to diagnose Polymorphic VT, and they can also identify the Polymorphic Ventricular Tachycardia Causes. We have discussed those techniques below.

  • The most common diagnosing technique is Polymorphic Ventricular Tachycardia ECG. It also shows which heart part is causing the problem.
  • Sometimes Stress Test is done. The patient will undergo some exercises, and the heart activity will be recorded.
  • PVT EKG is also a technique to diagnose this disease. The wave pattern on the paper shows the heart activity.

Polymorphic Ventricular Tachycardia Treatments

The treatment for Polymorphic Ventricular Tachycardia is very much like the Monomorphic VT. Most medications are used to keep the heart rate in check and regulation the QT. We have discussed some of the famous treatments ways for PVT below.

Medical treatments

Mostly the medications are used for CPVT Treatment. These medicines depend on whether the QT is normal or prolonged. Dome of the common drug used are listed below:

  • Magnesium Sulfate
  • Isoproterenol
  • Flecainide

Ayurvedic Treatments

There are also some Ayurvedic medicine options for treating CPVT. But it would be best to ask your doctor whether you can take Ayurvedic pills. These medicines are also effective and safe. Some of the Ayurvedic medicines for PVT are listed below.

Exercise Treatments

As Polymorphic V Tach is mainly triggered with small activities, you must keep your heart rate in check. But exercising is also important for heart conditions. In this case, you should do activities that don’t stress your heart. Some normal activities you can do are:


Like every other heart disease, PVT also requires much care and prevention. Even CPVT Heart Condition requires more care than any other disease because it can trigger by a small activity. We have listed some precautions you should follow in dealing with this disease.

We cannot prevent PVT from happening as it is an inherited condition, but we can control its dangers by following some safety measures.

  • Avoid doing any exercise that can make your heart beat fast.
  • Don’t stress yourself, and keep your mind calm.
  • Take the medication on time, and don’t skip a dose.
  • Avoid smoking and drinking alcohol.
  • Follow your doctor’s advice religiously.

Bottom Line

By reading this article, you must have understood the importance of dealing with heart disease. If you avoid getting the treatment, the condition will probably worsen and cause major health issues for the patients. And can also cause death.

We highly suggest our readers get the Polymorphic Ventricular Tachycardia Treatment as soon as possible. You should keep in contact with your doctor and update him on your health condition regularly.

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